| Message ID | 1464343604-517-4-git-send-email-pbonzini@redhat.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On 27/05/16 11:06, Paolo Bonzini wrote: > From: xiaoqiang zhao <zxq_yx_007@163.com> > > * Drop the old SysBus init function and use instance_init > * Call qemu_chr_add_handlers in the realize callback > > Signed-off-by: xiaoqiang zhao <zxq_yx_007@163.com> > Message-Id: <1464158344-12266-2-git-send-email-zxq_yx_007@163.com> > Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> > --- > hw/char/escc.c | 30 +++++++++++++++++++----------- > 1 file changed, 19 insertions(+), 11 deletions(-) > > diff --git a/hw/char/escc.c b/hw/char/escc.c > index 7bf09a0..8e6a7df 100644 > --- a/hw/char/escc.c > +++ b/hw/char/escc.c > @@ -983,9 +983,10 @@ void slavio_serial_ms_kbd_init(hwaddr base, qemu_irq irq, > sysbus_mmio_map(s, 0, base); > } > > -static int escc_init1(SysBusDevice *dev) > +static void escc_init1(Object *obj) > { > - ESCCState *s = ESCC(dev); > + ESCCState *s = ESCC(obj); > + SysBusDevice *dev = SYS_BUS_DEVICE(obj); > unsigned int i; > > s->chn[0].disabled = s->disabled; > @@ -994,17 +995,26 @@ static int escc_init1(SysBusDevice *dev) > sysbus_init_irq(dev, &s->chn[i].irq); > s->chn[i].chn = 1 - i; > s->chn[i].clock = s->frequency / 2; > - if (s->chn[i].chr) { > - qemu_chr_add_handlers(s->chn[i].chr, serial_can_receive, > - serial_receive1, serial_event, &s->chn[i]); > - } > } > s->chn[0].otherchn = &s->chn[1]; > s->chn[1].otherchn = &s->chn[0]; > > - memory_region_init_io(&s->mmio, OBJECT(s), &escc_mem_ops, s, "escc", > + memory_region_init_io(&s->mmio, obj, &escc_mem_ops, s, "escc", > ESCC_SIZE << s->it_shift); > sysbus_init_mmio(dev, &s->mmio); > +} > + > +static void escc_realize(DeviceState *dev, Error **errp) > +{ > + ESCCState *s = ESCC(dev); > + unsigned int i; > + > + for (i = 0; i < 2; i++) { > + if (s->chn[i].chr) { > + qemu_chr_add_handlers(s->chn[i].chr, serial_can_receive, > + serial_receive1, serial_event, &s->chn[i]); > + } > + } > > if (s->chn[0].type == mouse) { > qemu_add_mouse_event_handler(sunmouse_event, &s->chn[0], 0, > @@ -1014,8 +1024,6 @@ static int escc_init1(SysBusDevice *dev) > s->chn[1].hs = qemu_input_handler_register((DeviceState *)(&s->chn[1]), > &sunkbd_handler); > } > - > - return 0; > } > > static Property escc_properties[] = { > @@ -1032,10 +1040,9 @@ static Property escc_properties[] = { > static void escc_class_init(ObjectClass *klass, void *data) > { > DeviceClass *dc = DEVICE_CLASS(klass); > - SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); > > - k->init = escc_init1; > dc->reset = escc_reset; > + dc->realize = escc_realize; > dc->vmsd = &vmstate_escc; > dc->props = escc_properties; > set_bit(DEVICE_CATEGORY_INPUT, dc->categories); > @@ -1045,6 +1052,7 @@ static const TypeInfo escc_info = { > .name = TYPE_ESCC, > .parent = TYPE_SYS_BUS_DEVICE, > .instance_size = sizeof(ESCCState), > + .instance_init = escc_init1, > .class_init = escc_class_init, > }; Unfortunately this patch causes OpenBIOS to freeze on startup under qemu-system-ppc (presumably as there is a problem accessing the serial port). You can reproduce this by starting qemu-system-ppc with no parameters against the commits below: Bad : e7c9136977cb99c6eb52c9139f7b8d8b5fa87db9 Good: b138e654a0525f009e7e7c96fc67d74baf3e011b Note that you'll currently need to use the above two hashes to reproduce the issue against git master as another regression has just crept in. ATB, Mark.
> 在 2016年6月1日，06:13，Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> 写道： > >> On 27/05/16 11:06, Paolo Bonzini wrote: >> >> From: xiaoqiang zhao <zxq_yx_007@163.com> >> >> * Drop the old SysBus init function and use instance_init >> * Call qemu_chr_add_handlers in the realize callback >> >> Signed-off-by: xiaoqiang zhao <zxq_yx_007@163.com> >> Message-Id: <1464158344-12266-2-git-send-email-zxq_yx_007@163.com> >> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> >> --- >> hw/char/escc.c | 30 +++++++++++++++++++----------- >> 1 file changed, 19 insertions(+), 11 deletions(-) >> >> diff --git a/hw/char/escc.c b/hw/char/escc.c >> index 7bf09a0..8e6a7df 100644 >> --- a/hw/char/escc.c >> +++ b/hw/char/escc.c >> @@ -983,9 +983,10 @@ void slavio_serial_ms_kbd_init(hwaddr base, qemu_irq irq, >> sysbus_mmio_map(s, 0, base); >> } >> >> -static int escc_init1(SysBusDevice *dev) >> +static void escc_init1(Object *obj) >> { >> - ESCCState *s = ESCC(dev); >> + ESCCState *s = ESCC(obj); >> + SysBusDevice *dev = SYS_BUS_DEVICE(obj); >> unsigned int i; >> >> s->chn[0].disabled = s->disabled; >> @@ -994,17 +995,26 @@ static int escc_init1(SysBusDevice *dev) >> sysbus_init_irq(dev, &s->chn[i].irq); >> s->chn[i].chn = 1 - i; >> s->chn[i].clock = s->frequency / 2; >> - if (s->chn[i].chr) { >> - qemu_chr_add_handlers(s->chn[i].chr, serial_can_receive, >> - serial_receive1, serial_event, &s->chn[i]); >> - } >> } >> s->chn[0].otherchn = &s->chn[1]; >> s->chn[1].otherchn = &s->chn[0]; >> >> - memory_region_init_io(&s->mmio, OBJECT(s), &escc_mem_ops, s, "escc", >> + memory_region_init_io(&s->mmio, obj, &escc_mem_ops, s, "escc", >> ESCC_SIZE << s->it_shift); >> sysbus_init_mmio(dev, &s->mmio); >> +} >> + >> +static void escc_realize(DeviceState *dev, Error **errp) >> +{ >> + ESCCState *s = ESCC(dev); >> + unsigned int i; >> + >> + for (i = 0; i < 2; i++) { >> + if (s->chn[i].chr) { >> + qemu_chr_add_handlers(s->chn[i].chr, serial_can_receive, >> + serial_receive1, serial_event, &s->chn[i]); >> + } >> + } >> >> if (s->chn[0].type == mouse) { >> qemu_add_mouse_event_handler(sunmouse_event, &s->chn[0], 0, >> @@ -1014,8 +1024,6 @@ static int escc_init1(SysBusDevice *dev) >> s->chn[1].hs = qemu_input_handler_register((DeviceState *)(&s->chn[1]), >> &sunkbd_handler); >> } >> - >> - return 0; >> } >> >> static Property escc_properties[] = { >> @@ -1032,10 +1040,9 @@ static Property escc_properties[] = { >> static void escc_class_init(ObjectClass *klass, void *data) >> { >> DeviceClass *dc = DEVICE_CLASS(klass); >> - SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); >> >> - k->init = escc_init1; >> dc->reset = escc_reset; >> + dc->realize = escc_realize; >> dc->vmsd = &vmstate_escc; >> dc->props = escc_properties; >> set_bit(DEVICE_CATEGORY_INPUT, dc->categories); >> @@ -1045,6 +1052,7 @@ static const TypeInfo escc_info = { >> .name = TYPE_ESCC, >> .parent = TYPE_SYS_BUS_DEVICE, >> .instance_size = sizeof(ESCCState), >> + .instance_init = escc_init1, >> .class_init = escc_class_init, >> }; > > Unfortunately this patch causes OpenBIOS to freeze on startup under > qemu-system-ppc (presumably as there is a problem accessing the serial > port). You can reproduce this by starting qemu-system-ppc with no > parameters against the commits below: > > Bad : e7c9136977cb99c6eb52c9139f7b8d8b5fa87db9 > Good: b138e654a0525f009e7e7c96fc67d74baf3e011b > > Note that you'll currently need to use the above two hashes to reproduce > the issue against git master as another regression has just crept in. > > > ATB, > > Mark. > > Mark： Sorry for the inconvenience. This problem is due to the incorrect property value in the realize stage. I have fix this and the test is passed. Paolo: Do i need to send a new version or just this one?
On 01/06/16 04:06, xiaoqiang zhao wrote: >> 在 2016年6月1日，06:13，Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> 写道： >> >>> On 27/05/16 11:06, Paolo Bonzini wrote: >>> >>> From: xiaoqiang zhao <zxq_yx_007@163.com> >>> >>> * Drop the old SysBus init function and use instance_init >>> * Call qemu_chr_add_handlers in the realize callback >>> >>> Signed-off-by: xiaoqiang zhao <zxq_yx_007@163.com> >>> Message-Id: <1464158344-12266-2-git-send-email-zxq_yx_007@163.com> >>> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> >>> --- >>> hw/char/escc.c | 30 +++++++++++++++++++----------- >>> 1 file changed, 19 insertions(+), 11 deletions(-) >>> >>> diff --git a/hw/char/escc.c b/hw/char/escc.c >>> index 7bf09a0..8e6a7df 100644 >>> --- a/hw/char/escc.c >>> +++ b/hw/char/escc.c >>> @@ -983,9 +983,10 @@ void slavio_serial_ms_kbd_init(hwaddr base, qemu_irq irq, >>> sysbus_mmio_map(s, 0, base); >>> } >>> >>> -static int escc_init1(SysBusDevice *dev) >>> +static void escc_init1(Object *obj) >>> { >>> - ESCCState *s = ESCC(dev); >>> + ESCCState *s = ESCC(obj); >>> + SysBusDevice *dev = SYS_BUS_DEVICE(obj); >>> unsigned int i; >>> >>> s->chn[0].disabled = s->disabled; >>> @@ -994,17 +995,26 @@ static int escc_init1(SysBusDevice *dev) >>> sysbus_init_irq(dev, &s->chn[i].irq); >>> s->chn[i].chn = 1 - i; >>> s->chn[i].clock = s->frequency / 2; >>> - if (s->chn[i].chr) { >>> - qemu_chr_add_handlers(s->chn[i].chr, serial_can_receive, >>> - serial_receive1, serial_event, &s->chn[i]); >>> - } >>> } >>> s->chn[0].otherchn = &s->chn[1]; >>> s->chn[1].otherchn = &s->chn[0]; >>> >>> - memory_region_init_io(&s->mmio, OBJECT(s), &escc_mem_ops, s, "escc", >>> + memory_region_init_io(&s->mmio, obj, &escc_mem_ops, s, "escc", >>> ESCC_SIZE << s->it_shift); >>> sysbus_init_mmio(dev, &s->mmio); >>> +} >>> + >>> +static void escc_realize(DeviceState *dev, Error **errp) >>> +{ >>> + ESCCState *s = ESCC(dev); >>> + unsigned int i; >>> + >>> + for (i = 0; i < 2; i++) { >>> + if (s->chn[i].chr) { >>> + qemu_chr_add_handlers(s->chn[i].chr, serial_can_receive, >>> + serial_receive1, serial_event, &s->chn[i]); >>> + } >>> + } >>> >>> if (s->chn[0].type == mouse) { >>> qemu_add_mouse_event_handler(sunmouse_event, &s->chn[0], 0, >>> @@ -1014,8 +1024,6 @@ static int escc_init1(SysBusDevice *dev) >>> s->chn[1].hs = qemu_input_handler_register((DeviceState *)(&s->chn[1]), >>> &sunkbd_handler); >>> } >>> - >>> - return 0; >>> } >>> >>> static Property escc_properties[] = { >>> @@ -1032,10 +1040,9 @@ static Property escc_properties[] = { >>> static void escc_class_init(ObjectClass *klass, void *data) >>> { >>> DeviceClass *dc = DEVICE_CLASS(klass); >>> - SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); >>> >>> - k->init = escc_init1; >>> dc->reset = escc_reset; >>> + dc->realize = escc_realize; >>> dc->vmsd = &vmstate_escc; >>> dc->props = escc_properties; >>> set_bit(DEVICE_CATEGORY_INPUT, dc->categories); >>> @@ -1045,6 +1052,7 @@ static const TypeInfo escc_info = { >>> .name = TYPE_ESCC, >>> .parent = TYPE_SYS_BUS_DEVICE, >>> .instance_size = sizeof(ESCCState), >>> + .instance_init = escc_init1, >>> .class_init = escc_class_init, >>> }; >> >> Unfortunately this patch causes OpenBIOS to freeze on startup under >> qemu-system-ppc (presumably as there is a problem accessing the serial >> port). You can reproduce this by starting qemu-system-ppc with no >> parameters against the commits below: >> >> Bad : e7c9136977cb99c6eb52c9139f7b8d8b5fa87db9 >> Good: b138e654a0525f009e7e7c96fc67d74baf3e011b >> >> Note that you'll currently need to use the above two hashes to reproduce >> the issue against git master as another regression has just crept in. >> >> >> ATB, >> >> Mark. >> >> > > Mark： > Sorry for the inconvenience. This problem is due to the incorrect property value in the realize stage. I have fix this and the test is passed. No problem. > Paolo: Do i need to send a new version or just this one? The original patch has already applied to git master, so please send your fix as a separate patch. ATB, Mark.
在 2016年06月01日 15:04, Mark Cave-Ayland 写道: > On 01/06/16 04:06, xiaoqiang zhao wrote: > >>> 在 2016年6月1日，06:13，Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> 写道： >>> >>>> On 27/05/16 11:06, Paolo Bonzini wrote: >>>> >>>> From: xiaoqiang zhao <zxq_yx_007@163.com> >>>> >>>> * Drop the old SysBus init function and use instance_init >>>> * Call qemu_chr_add_handlers in the realize callback >>>> >>>> Signed-off-by: xiaoqiang zhao <zxq_yx_007@163.com> >>>> Message-Id: <1464158344-12266-2-git-send-email-zxq_yx_007@163.com> >>>> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> >>>> --- >>>> hw/char/escc.c | 30 +++++++++++++++++++----------- >>>> 1 file changed, 19 insertions(+), 11 deletions(-) >>>> >>>> diff --git a/hw/char/escc.c b/hw/char/escc.c >>>> index 7bf09a0..8e6a7df 100644 >>>> --- a/hw/char/escc.c >>>> +++ b/hw/char/escc.c >>>> @@ -983,9 +983,10 @@ void slavio_serial_ms_kbd_init(hwaddr base, qemu_irq irq, >>>> sysbus_mmio_map(s, 0, base); >>>> } >>>> >>>> -static int escc_init1(SysBusDevice *dev) >>>> +static void escc_init1(Object *obj) >>>> { >>>> - ESCCState *s = ESCC(dev); >>>> + ESCCState *s = ESCC(obj); >>>> + SysBusDevice *dev = SYS_BUS_DEVICE(obj); >>>> unsigned int i; >>>> >>>> s->chn[0].disabled = s->disabled; >>>> @@ -994,17 +995,26 @@ static int escc_init1(SysBusDevice *dev) >>>> sysbus_init_irq(dev, &s->chn[i].irq); >>>> s->chn[i].chn = 1 - i; >>>> s->chn[i].clock = s->frequency / 2; >>>> - if (s->chn[i].chr) { >>>> - qemu_chr_add_handlers(s->chn[i].chr, serial_can_receive, >>>> - serial_receive1, serial_event, &s->chn[i]); >>>> - } >>>> } >>>> s->chn[0].otherchn = &s->chn[1]; >>>> s->chn[1].otherchn = &s->chn[0]; >>>> >>>> - memory_region_init_io(&s->mmio, OBJECT(s), &escc_mem_ops, s, "escc", >>>> + memory_region_init_io(&s->mmio, obj, &escc_mem_ops, s, "escc", >>>> ESCC_SIZE << s->it_shift); >>>> sysbus_init_mmio(dev, &s->mmio); >>>> +} >>>> + >>>> +static void escc_realize(DeviceState *dev, Error **errp) >>>> +{ >>>> + ESCCState *s = ESCC(dev); >>>> + unsigned int i; >>>> + >>>> + for (i = 0; i < 2; i++) { >>>> + if (s->chn[i].chr) { >>>> + qemu_chr_add_handlers(s->chn[i].chr, serial_can_receive, >>>> + serial_receive1, serial_event, &s->chn[i]); >>>> + } >>>> + } >>>> >>>> if (s->chn[0].type == mouse) { >>>> qemu_add_mouse_event_handler(sunmouse_event, &s->chn[0], 0, >>>> @@ -1014,8 +1024,6 @@ static int escc_init1(SysBusDevice *dev) >>>> s->chn[1].hs = qemu_input_handler_register((DeviceState *)(&s->chn[1]), >>>> &sunkbd_handler); >>>> } >>>> - >>>> - return 0; >>>> } >>>> >>>> static Property escc_properties[] = { >>>> @@ -1032,10 +1040,9 @@ static Property escc_properties[] = { >>>> static void escc_class_init(ObjectClass *klass, void *data) >>>> { >>>> DeviceClass *dc = DEVICE_CLASS(klass); >>>> - SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); >>>> >>>> - k->init = escc_init1; >>>> dc->reset = escc_reset; >>>> + dc->realize = escc_realize; >>>> dc->vmsd = &vmstate_escc; >>>> dc->props = escc_properties; >>>> set_bit(DEVICE_CATEGORY_INPUT, dc->categories); >>>> @@ -1045,6 +1052,7 @@ static const TypeInfo escc_info = { >>>> .name = TYPE_ESCC, >>>> .parent = TYPE_SYS_BUS_DEVICE, >>>> .instance_size = sizeof(ESCCState), >>>> + .instance_init = escc_init1, >>>> .class_init = escc_class_init, >>>> }; >>> Unfortunately this patch causes OpenBIOS to freeze on startup under >>> qemu-system-ppc (presumably as there is a problem accessing the serial >>> port). You can reproduce this by starting qemu-system-ppc with no >>> parameters against the commits below: >>> >>> Bad : e7c9136977cb99c6eb52c9139f7b8d8b5fa87db9 >>> Good: b138e654a0525f009e7e7c96fc67d74baf3e011b >>> >>> Note that you'll currently need to use the above two hashes to reproduce >>> the issue against git master as another regression has just crept in. >>> >>> >>> ATB, >>> >>> Mark. >>> >>> >> Mark： >> Sorry for the inconvenience. This problem is due to the incorrect property value in the realize stage. I have fix this and the test is passed. > No problem. > >> Paolo: Do i need to send a new version or just this one? > The original patch has already applied to git master, so please send > your fix as a separate patch. > > > ATB, > > Mark. > Ok, coming soon ;-)
diff --git a/hw/char/escc.c b/hw/char/escc.c index 7bf09a0..8e6a7df 100644 --- a/hw/char/escc.c +++ b/hw/char/escc.c @@ -983,9 +983,10 @@ void slavio_serial_ms_kbd_init(hwaddr base, qemu_irq irq, sysbus_mmio_map(s, 0, base); } -static int escc_init1(SysBusDevice *dev) +static void escc_init1(Object *obj) { - ESCCState *s = ESCC(dev); + ESCCState *s = ESCC(obj); + SysBusDevice *dev = SYS_BUS_DEVICE(obj); unsigned int i; s->chn[0].disabled = s->disabled; @@ -994,17 +995,26 @@ static int escc_init1(SysBusDevice *dev) sysbus_init_irq(dev, &s->chn[i].irq); s->chn[i].chn = 1 - i; s->chn[i].clock = s->frequency / 2; - if (s->chn[i].chr) { - qemu_chr_add_handlers(s->chn[i].chr, serial_can_receive, - serial_receive1, serial_event, &s->chn[i]); - } } s->chn[0].otherchn = &s->chn[1]; s->chn[1].otherchn = &s->chn[0]; - memory_region_init_io(&s->mmio, OBJECT(s), &escc_mem_ops, s, "escc", + memory_region_init_io(&s->mmio, obj, &escc_mem_ops, s, "escc", ESCC_SIZE << s->it_shift); sysbus_init_mmio(dev, &s->mmio); +} + +static void escc_realize(DeviceState *dev, Error **errp) +{ + ESCCState *s = ESCC(dev); + unsigned int i; + + for (i = 0; i < 2; i++) { + if (s->chn[i].chr) { + qemu_chr_add_handlers(s->chn[i].chr, serial_can_receive, + serial_receive1, serial_event, &s->chn[i]); + } + } if (s->chn[0].type == mouse) { qemu_add_mouse_event_handler(sunmouse_event, &s->chn[0], 0, @@ -1014,8 +1024,6 @@ static int escc_init1(SysBusDevice *dev) s->chn[1].hs = qemu_input_handler_register((DeviceState *)(&s->chn[1]), &sunkbd_handler); } - - return 0; } static Property escc_properties[] = { @@ -1032,10 +1040,9 @@ static Property escc_properties[] = { static void escc_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); - SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); - k->init = escc_init1; dc->reset = escc_reset; + dc->realize = escc_realize; dc->vmsd = &vmstate_escc; dc->props = escc_properties; set_bit(DEVICE_CATEGORY_INPUT, dc->categories); @@ -1045,6 +1052,7 @@ static const TypeInfo escc_info = { .name = TYPE_ESCC, .parent = TYPE_SYS_BUS_DEVICE, .instance_size = sizeof(ESCCState), + .instance_init = escc_init1, .class_init = escc_class_init, };